Simultaneous analysis of hepatotoxic pyrrolizidine alkaloids and N-oxides in comfrey root by LC-ion trap mass spectrometry.

Autor: Wuilloud, Jorgelina C. A., Gratz, Samuel R., Gamble, Bryan M., Wolnik, Karen A.

Publikováno v: Analyst; Feb2004, Vol. 129 Issue 2, p150-156, 7p

Determination of iodinated phenol species at parts-per-trillion concentration levels in different water samples by solid-phase microextractionoffline GC-ICP-MSPresented at the 2003 European Winter Conference on Plasma Spectrochemistry, Garmisch-Partenkirchen, Germany, January 12–17, 2003.

Autor: Wuilloud, Rodolfo G., de Wuilloud, Jorgelina C. A., Vonderheide, Anne P., Caruso, Joseph A.

Publikováno v: JAAS (Journal of Analytical Atomic Spectrometry); 2003, Vol. 18 Issue: 9 p1119-1124, 6p

Trace humic and fulvic acid determination in natural water by cloud point extractionpreconcentration using non-ionic and cationic surfactants with FI-UV detection

Autor: de Wuilloud, Jorgelina C. A., Wuilloud, Rodolfo G., Sadi, Baki B. M., Caruso, Joseph A.

Publikováno v: Analyst; 2003, Vol. 128 Issue: 5 p453-458, 6p

On-line preconcentration and determination of chromium in parenteral solutions by flow injection-flame atomic absorption spectrometry.

Autor: Wuilloud GM; Area de Química Analítica, Facultad de Química, Bioquímica y Farmacia, Universidad Nacional de San Luis, Chacabuco y Pedernera, PO Box 375, 5700 San Luis, Argentina., Wuilloud RG, de Wuilloud JC, Olsina RA, Martinez LD

Publikováno v: Journal of pharmaceutical and biomedical analysis [J Pharm Biomed Anal] 2003 Feb 05; Vol. 31 (1), pp. 117-24.

Cloud point extraction of vanadium in parenteral solutions using a nonionic surfactant (PONPE 5.0) and determination by flow injection-inductively coupled plasma optical emission spectrometry.

Autor: Wuilloud GM; Faculty of Chemistry, Department of Analytical Chemistry, Biochemistry and Pharmacy, National University of San Luis, Chacabuco y Pedernera, P.O. Box 375, 5700 San Luis, Argentina., de Wuilloud JC, Wuilloud RG, Silva MF, Olsina RA, Martinez LD

Publikováno v: Talanta [Talanta] 2002 Oct 16; Vol. 58 (4), pp. 619-27.